| Tournament | Round | Julian Mckail | Isabel Van Hoorn |
| 20.02.2000 Camberwell (VIC) | 5 | 341 | 379 |
| 14.10.2001 Frankston (VIC) | 2 | 379 | 376 |
| 29.12.2001 Decathon (VIC) | 1 | 396 | 378 |
| 07.01.2006 Mind Sports (VIC) | 2 | 470 | 344 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 396.5 | 369.25 | |
| Spread: | 109 | -109 | |